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package array;

public class a1 {
public static void main(String args[]) {
    int a1[] = new int[10];
    int a2[] = {1, 2, 3, 4, 5};
    int a3[] = {4, 3, 2, 1};
    System.out.println("length of a1 is"+ a1.length);//10
    System.out.println("length of a2 is"+ a2.length);//5
}   System.out.println("length of a3 is"+ a3.length);//4  }}
}
